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Deflazacort

Phase 3FDA approved

Duchenne Muscular Dystrophy | Small molecule | Neurology |PTC Therapeutics, Inc.|Trials Updated: Dec 8, 2017

Deflazacort development status

FDA approval on record Feb 9, 2017 as Emflaza
Approval holderPtc Therap
ApplicationNDA208684
Highest phase Phase 3 (NCT03642145)
Phase scored for PTCTPhase 1
Registered trials 8 across 1 sponsor since Sep 2014

Label indication EMFLAZA is indicated for the treatment of Duchenne muscular dystrophy (DMD) in patients 2 years of age and older. EMFLAZA is a corticosteroid indicated for the treatment of Duchenne muscular dystrophy (DMD) in patients 2 years of age and older ( 1 ) FDA label

Deflazacort target and mechanism

Molecular targetNR3C1
Target classAgonist
ModalitySmall molecule

Also known as DFZ

Success Probability

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Market & Valuation

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Trial Design

UNCONTROLLED
Total Trials4
Total Enrollment80

FDA Designations

No designations recorded

Deflazacort clinical trials

Deflazacort · 4 trials · 3 indications

Phase 1 4
NCT02251600A Pharmacokinetic Study of Oral Deflazacort in Children and Adolescent Subjects With Duchenne Muscular DystrophyDuchenne Muscular Dystrophy
COMPLETED24 Analytics
NCT02286609A Single Dose Evaluation of the Effects of Moderate Hepatic Impairment on Deflazacort PharmacokineticsHepatic Impairment
COMPLETED16 Analytics
NCT02286622A Single Dose Evaluation of the Effects of Renal Impairment on Deflazacort PharmacokineticsRenal Impairment
COMPLETED16 Analytics
NCT02295748An Open-Label, Long-Term Extension Study to Evaluate the Safety and Tolerability DeflazacortDuchenne Muscular Dystrophy
COMPLETED24 Analytics
PHASE1COMPLETED
A Pharmacokinetic Study of Oral Deflazacort in Children and Adolescent Subjects With Duchenne Muscular Dystrophy
Duchenne Muscular DystrophyUnlock trial analytics
PHASE1COMPLETED
A Single Dose Evaluation of the Effects of Moderate Hepatic Impairment on Deflazacort Pharmacokinetics
Hepatic ImpairmentUnlock trial analytics
PHASE1COMPLETED
A Single Dose Evaluation of the Effects of Renal Impairment on Deflazacort Pharmacokinetics
Renal ImpairmentUnlock trial analytics
PHASE1COMPLETED
An Open-Label, Long-Term Extension Study to Evaluate the Safety and Tolerability Deflazacort
Duchenne Muscular DystrophyUnlock trial analytics

Study Endpoints

Primary Endpoints

The area under the plasma concentration time curve, from time 0 to the last measurable concentration non-zero, for single-state pharmacokinetics on Day 1 of deflazacort and 21-desacetyl-DFZ, the active metabolite
Day 1, Day 8
The area under the plasma concentration versus time curve over the final dosing interval for steady state pharmacokinetics on Day 8 of deflazacort and 21-desacetyl-DFZ, the active metabolite
Day 8

The area under the plasma concentration versus time curve over the final dosing interval for steady state pharmacokinetics on Day 8 of deflazacort and 21-desacetyl-DFZ, the active

Hepatic impairment on the pharmacokinetics (PK) of deflazacort in subjects with moderate hepatic impairment including the area under the plasma concentration time curve, from time 0 to the last measurable non-zero concentration.
1 day
Renal impairment on the pharmacokinetics (PK) of deflazacort in subjects with end-stage renal disease including the area under the plasma concentration time curve, from time 0 to the last measurable non-zero concentration.
1 day
Number, frequency, and severity of adverse events
3 years

Long-term safety and tolerability will be characterized by the number, frequency, and severity of adverse events from Day 1 through End of Study or Early Termination.

Secondary Endpoints

Number of participants with adverse events as a measure of safety and tolerability
Day 1-8
Safety and tolerability of one dose of deflazacort in subjects with hepatic impairment as measured by capturing occurrence of adverse events.
1 day
Safety and tolerability of one dose of deflazacort in subjects with end stage renal disease as measured by capturing occurrence of adverse events.
1 day
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Study Design & Arms

AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeBASIC_SCIENCE

Treatment Arms

ArmTypeDescription
DeflazacortEXPERIMENTALThis is an open label and single period study , dosed with 0.9mg/kg Deflazacort.
Hepatic ImpairmentEXPERIMENTALEight (8) subjects with moderate hepatic insufficiency (a score of 7 to 9, on the Child-Pugh scale) will receive one 18 mg dose of deflazacort
Healthy VolunteerEXPERIMENTALEight (8) healthy subjects. Subjects will be matched for age \[± 15 years\], BMI \[± 15 %\], and gender \[1:1\] to the subjects in the moderate hepatic impaired cohort; will receive 18 mg dose of deflazacort
Renal ImpairmentEXPERIMENTALEight (8) subjects with ESRD on HD will receive one 18 mg dose of deflazacort.
Healthy VolunteersEXPERIMENTALEight (8) healthy subjects with estimated creatinine clearance (CLcr) ≥ 90 mL/min. Subjects will be matched for age \[± 15 years\], BMI \[± 15 %\], and gender \[1:1\] to the subjects in the ESRD cohort. Subjects will receive one 18 mg dose of deflazacort.

Interventions

NameTypeDescription
DeflazacortDRUGOral deflazacort administered once daily at 0.9 mg/kg for eight days
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Eligibility Criteria

Age Range4 Years to 16 Years
SexMALE
Healthy VolunteersNo
Study Sites4

Inclusion Criteria: * In the opinion of the investigator, the subject is capable of understanding and complying with protocol requirements. * The subject or, when applicable, the subject's legally acceptable representative signs and dates a written, informed consent form and any required privacy au...

Countries:United States
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Frequently asked questions about Deflazacort

What is Deflazacort used for?

Deflazacort is studied for Duchenne Muscular Dystrophy, a genetic muscle-wasting disease, and has also been evaluated in people with hepatic impairment and renal impairment. PTC Therapeutics is developing it, and its clinical program includes Phase 1 studies in these patient groups.

What does Deflazacort target?

Deflazacort targets NR3C1, the glucocorticoid receptor, and acts as an agonist at this receptor. This target class places it among small-molecule glucocorticoid receptor agonists, a mechanism relevant to its evaluation in Duchenne Muscular Dystrophy and in pharmacokinetic studies of hepatic and renal impairment.

Who makes Deflazacort?

PTC Therapeutics, Inc., which trades under the ticker PTCT, is the developer of Deflazacort. The company has sponsored the clinical studies evaluating the drug in Duchenne Muscular Dystrophy and in adults with hepatic or renal impairment.

What phase is Deflazacort in?

Deflazacort is in Phase 1 development. It is investigational and has not been approved based on the studies described here. The program includes completed Phase 1 trials in Duchenne Muscular Dystrophy, hepatic impairment, and renal impairment, with no active trials currently listed.

What clinical trials is Deflazacort in?

Deflazacort has been studied in completed Phase 1 trials including NCT02295748, a long-term extension study in Duchenne Muscular Dystrophy; NCT02286622 in renal impairment; NCT02286609 in moderate hepatic impairment; and NCT02251600, a pharmacokinetic study in children and adolescents with Duchenne Muscular Dystrophy.